FI44787B - - Google Patents

Info

Publication number
FI44787B
FI44787B FI292068A FI292068A FI44787B FI 44787 B FI44787 B FI 44787B FI 292068 A FI292068 A FI 292068A FI 292068 A FI292068 A FI 292068A FI 44787 B FI44787 B FI 44787B
Authority
FI
Finland
Application number
FI292068A
Other languages
Finnish (fi)
Other versions
FI44787C (fi
Inventor
K Ohlander
B Nordstroem
Original Assignee
Johnson Construction Co Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Construction Co Ab filed Critical Johnson Construction Co Ab
Publication of FI44787B publication Critical patent/FI44787B/fi
Application granted granted Critical
Publication of FI44787C publication Critical patent/FI44787C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
    • B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
    • B01F23/234211—Stirrers thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FI292068A 1967-10-19 1968-10-15 Pintaturpiini-ilmastuslaite vedenpuhdistusta varten. FI44787C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1434567A SE331066B (de) 1967-10-19 1967-10-19

Publications (2)

Publication Number Publication Date
FI44787B true FI44787B (de) 1971-08-31
FI44787C FI44787C (fi) 1971-12-10

Family

ID=20298945

Family Applications (1)

Application Number Title Priority Date Filing Date
FI292068A FI44787C (fi) 1967-10-19 1968-10-15 Pintaturpiini-ilmastuslaite vedenpuhdistusta varten.

Country Status (7)

Country Link
CH (1) CH472341A (de)
DE (1) DE1803940A1 (de)
DK (1) DK131182B (de)
FI (1) FI44787C (de)
FR (1) FR1592584A (de)
GB (1) GB1210135A (de)
SE (1) SE331066B (de)

Also Published As

Publication number Publication date
FR1592584A (de) 1970-05-19
DK131182B (da) 1975-06-09
CH472341A (de) 1969-05-15
SE331066B (de) 1970-12-07
DK131182C (de) 1975-11-10
FI44787C (fi) 1971-12-10
DE1803940A1 (de) 1969-05-14
GB1210135A (en) 1970-10-28

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